CN216385213U

CN216385213U - Plate type heat exchanger for air separation system

Info

Publication number: CN216385213U
Application number: CN202122649292.XU
Authority: CN
Inventors: 李贤青; 张世清; 杨艳; 甘贤刚
Original assignee: Wisco Gases Co ltd
Current assignee: Wisco Gases Co ltd
Priority date: 2021-11-01
Filing date: 2021-11-01
Publication date: 2022-04-26
Anticipated expiration: 2031-11-01

Abstract

The application discloses a plate heat exchanger for among air separation system relates to the technical field of plate heat exchanger, improves the heat that general plate heat exchanger needs correspond quantity according to the particular case installation and trades the board, and the fixed heat of repeated installation trades the board and needs artifical solid fixed splint, and is comparatively hard, installs comparatively trouble problem, including first splint, second splint and fixed plate, the welding has the guide rail on the first splint, the welding has the lower guideway on the first splint. After the heat exchange plate is installed, the rotary disc can be rotated to drive the screw rod to rotate, so that the screw rod moves left and right, the pressing plate is driven to move left and right, the second clamping plate can be extruded when the pressing plate moves left, the heat exchange plate is extruded and fixed, when the rotary disc is difficult to rotate, one end of the pin rod is inserted into the pin hole to prevent the pin rod from rotating, the bolt can be installed, the nut can be conveniently installed on the bolt, the second clamping plate is not required to be extruded manually and fixed, and the heat exchange plate is convenient to install.

Description

Plate type heat exchanger for air separation system

Technical Field

The application relates to the technical field of plate heat exchangers, in particular to a plate heat exchanger used in an air separation system.

Background

In air separation systems, plate heat exchangers are often used, which are composed of stamped and formed stainless steel plates. The concave-convex lines between two adjacent plates are combined oppositely at 180 degrees, so that the concave-convex ridge lines between the two plates of the plate heat exchanger form staggered contact points, and after the contact points are combined in a vacuum welding mode, a high-pressure-resistant staggered circulation structure of the plate heat exchanger is formed, and the staggered circulation structures enable cold and hot fluid in the plate heat exchanger to generate strong turbulence so as to achieve a high heat exchange effect. The plate heat exchanger is composed of a group of corrugated metal plates, and four corner holes are formed in the plates for two kinds of liquid for heat transfer to pass through. The metal plate is installed in a frame with a fixed plate and a movable pressing plate on one side and is clamped by a clamping bolt. The plates are provided with sealing gaskets which seal the fluid passages and guide the fluid to flow into the respective flow passages alternately to form heat exchange. The flow rate, physical properties, pressure drop and temperature difference of the fluid determine the number and size of the plates. Corrugated plates not only increase the degree of turbulence, but also form a number of support points sufficient to withstand the pressure differences between the media. The metal plate and the movable plate pressing plate are suspended on the upper guide rod and are positioned by the lower guide rod, and the rod end is fixed on the support column.

To the above-mentioned correlation technique, the inventor thinks that general board-like heat exchanger needs to install the heat according to specific conditions and trades the board corresponding in quantity, and the fixed heat of repeated installation trades the board and needs artifical fixed splint, and is comparatively hard, and the installation is comparatively troublesome.

SUMMERY OF THE UTILITY MODEL

In order to improve the heat exchanger that general plate heat exchanger needs the heat according to specific case installation correspondence quantity and trade the board, the fixed heat of repeated installation trades the board and needs artifical solid fixed splint, and is comparatively hard, installs comparatively troublesome problem, and this application provides a plate heat exchanger for among the air separation system.

The application provides a plate heat exchanger for among air separation system adopts following technical scheme:

a plate heat exchanger for among air separation system, including first splint, second splint and fixed plate, the welding has the upper guideway on the first splint, the welding has the lower guideway on the first splint, the upper guideway is located the top of lower guideway, second splint sliding connection in the upper guideway with on the lower guideway, the upper guideway with the one end of lower guideway with the fixed plate welds mutually, one side welding of fixed plate has the sleeve, the fixed plate with threaded connection has the lead screw on the sleeve, the one end of lead screw rotates through the bearing and is connected with the clamp plate, the lead screw is kept away from the one end welding of clamp plate has the capstan.

Optionally, the first clamping plate and the second clamping plate are fixedly connected through a bolt, and a nut is installed on the bolt in a threaded mode.

Optionally, one side of the first clamping plate is communicated with four vent pipes which are distributed in a rectangular shape.

Optionally, the upper guide rail and the lower guide rail are both slidably connected with heat exchange plates, and the heat exchange plates are located between the first clamping plate and the second clamping plate.

Optionally, one side welding of clamp plate has four push rods that are the rectangle and distribute, the one end of push rod all runs through the fixed plate, the one end welding of push rod has the push pedal, the push pedal with the lead screw rotates to be connected.

Optionally, the push pedal is kept away from one side welding of capstan has the set casing, the inside wall fixedly connected with spring of set casing, the one end fixedly connected with piston of spring, piston sliding connection in the inside of set casing.

Optionally, a pin rod is welded on one side, away from the spring, of the piston, one end of the pin rod penetrates through the push plate and is in sliding connection with the push plate, a pin hole is formed in the rotary disc, and one end of the pin rod is inserted into the pin hole.

Optionally, the number of the pin holes is ten, and the ten pin holes are distributed annularly.

To sum up, the present application includes the following beneficial effects:

after the heat exchange plate is installed, the rotary disc can be rotated to drive the screw rod to rotate, so that the screw rod moves left and right, the pressing plate is driven to move left and right, the second clamping plate can be extruded when the pressing plate moves left, the heat exchange plate is extruded and fixed, when the rotary disc is difficult to rotate, one end of the pin rod is inserted into the pin hole to prevent the pin rod from rotating, the bolt can be installed, the nut can be conveniently installed on the bolt, the second clamping plate is not required to be extruded manually and fixed, and the heat exchange plate is convenient to install.

Drawings

FIG. 1 is a schematic structural diagram of a plate heat exchanger used in an air separation system according to the present invention;

FIG. 2 is a schematic side view of a plate heat exchanger for use in an air separation system according to the present invention;

FIG. 3 is an enlarged view of the structure of the area A in FIG. 1 according to the present invention;

fig. 4 is a schematic structural view of the spinning disk of the present invention.

Description of reference numerals: 11. a first splint; 12. a second splint; 13. an upper guide rail; 14. a lower guide rail; 15. a breather pipe; 16. a heat exchange plate; 17. a bolt; 18. a nut; 19. a fixing plate; 21. a sleeve; 22. a screw rod; 23. rotating the disc; 24. a bearing; 25. pressing a plate; 26. a push rod; 27. pushing the plate; 28. a stationary case; 29. a spring; 210. a piston; 211. a pin rod; 212. a pin hole.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

Example (b):

referring to fig. 1-3, the plate heat exchanger for an air separation system disclosed in the embodiments of the present application includes a first clamping plate 11, a second clamping plate 12, and a fixing plate 19, wherein one side of the first clamping plate 11 is communicated with four vent pipes 15 which are distributed in a rectangular shape. A heat exchange plate 16 is slidably connected to each of the upper rail 13 and the lower rail 14, and the heat exchange plate 16 is located between the first clamping plate 11 and the second clamping plate 12. First splint 11 and second splint 12 are used for pressing from both sides tight fixed heat transfer board 16, the welding has last guide rail 13 on first splint 11, the welding has lower rail 14 on first splint 11, upper rail 13 is located the top of lower rail 14, second splint 12 sliding connection is on upper rail 13 and lower rail 14, second splint 12 can slide, can clip heat transfer board 16 through fixed second splint 12, first splint 11 passes through bolt 17 fixed connection with second splint 12, the nut 18 is installed to the screw thread on bolt 17. The second clamping plate 12 can be fastened to one side of the heat exchanger plate 16 by tightening the nut 18, thereby clamping the heat exchanger plate 16, and one ends of the upper rail 13 and the lower rail 14 are welded to the fixing plate 19. One side welding of fixed plate 19 has sleeve 21, and threaded connection has lead screw 22 on fixed plate 19 and the sleeve 21, and the one end of lead screw 22 is passed through bearing 24 and is rotated and be connected with clamp plate 25, and the one end welding that clamp plate 25 was kept away from to lead screw 22 has capstan 23, and capstan 23 is rotated to rotatory capstan 22 and is rotated to make lead screw 22 remove about, remove about driving clamp plate 25, when clamp plate 25 removed left, can extrude second splint 12.

Referring to fig. 1, four push rods 26 are welded to one side of the pressing plate 25 and are distributed in a rectangular shape, one ends of the push rods 26 penetrate through the fixing plate 19, one ends of the push rods 26 are welded with push plates 27, and the push plates 27 are rotatably connected with the screw rods 22. When the rotary disc 23 is rotated, the screw rod 22 moves left and right to drive the pressing plate 25 to move, and the push rod 26 and the push plate 27 are synchronously driven to move, wherein the push rod 26 is used for assisting in guiding the moving direction of the screw rod 22.

Referring to fig. 1, 3 and 4, a fixed shell 28 is welded on one side of the push plate 27 away from the rotating disc 23, a spring 29 is fixedly connected to the inner side wall of the fixed shell 28, a piston 210 is fixedly connected to one end of the spring 29, the piston 210 is slidably connected to the inside of the fixed shell 28, and the spring 29 can push the piston 210 to extrude rightwards, so that the pin rod 211 is inserted into the pin hole 212 to fix the rotating disc 23 and prevent the rotating disc 23 from rotating. The piston 210 is welded with a pin rod 211 at one side far away from the spring 29, one end of the pin rod 211 penetrates through the push plate 27 and is connected with the push plate 27 in a sliding manner, a pin hole 212 is formed in the rotary disc 23, and one end of the pin rod 211 is inserted into the pin hole 212. The number of the pin holes 212 is ten, and the ten pin holes 212 are distributed in a ring shape.

The plate heat exchanger for the air separation system in the embodiment of the application has the following implementation principle:

after the heat exchange plate 16 is installed, the rotary disc 23 can be rotated to drive the screw rod 22 to rotate, so that the screw rod 22 moves left and right, the pressing plate 25 is driven to move left and right, when the pressing plate 25 moves left, the push rod 26 is used for assisting in guiding the moving direction of the screw rod 22 and can extrude the second clamping plate 12, so that the heat exchange plate 16 is extruded and fixed, when the rotary disc 23 is difficult to rotate, one end of the pin rod 211 is inserted into the pin hole 212 to prevent the rotation of the pin rod, so that the bolt 17 can be installed, the nut 18 can be conveniently installed on the bolt 17, and the second clamping plate 12 is not required to be extruded manually and forcibly.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A plate heat exchanger for among air separation system, its characterized in that: comprises a first clamping plate (11), a second clamping plate (12) and a fixing plate (19), an upper guide rail (13) is welded on the first clamping plate (11), a lower guide rail (14) is welded on the first clamping plate (11), the upper guide rail (13) is positioned above the lower guide rail (14), the second clamping plate (12) is connected to the upper guide rail (13) and the lower guide rail (14) in a sliding way, one end of the upper guide rail (13) and one end of the lower guide rail (14) are welded with the fixing plate (19), a sleeve (21) is welded on one side of the fixed plate (19), a screw rod (22) is connected on the fixed plate (19) and the sleeve (21) in a threaded manner, one end of the screw rod (22) is rotationally connected with a pressing plate (25) through a bearing (24), and a rotating disc (23) is welded at one end, far away from the pressing plate (25), of the screw rod (22).

2. A plate heat exchanger for use in an air separation system according to claim 1, wherein: first splint (11) with second splint (12) pass through bolt (17) fixed connection, screw nut (18) are installed to the screw thread on bolt (17).

3. A plate heat exchanger for use in an air separation system according to claim 1, wherein: one side of the first clamping plate (11) is communicated with four vent pipes (15) which are distributed in a rectangular shape.

4. A plate heat exchanger for use in an air separation system according to claim 1, wherein: the upper guide rail (13) and the lower guide rail (14) are both connected with heat exchange plates (16) in a sliding mode, and the heat exchange plates (16) are located between the first clamping plate (11) and the second clamping plate (12).

5. A plate heat exchanger for use in an air separation system according to claim 1, wherein: the welding of one side of clamp plate (25) has four push rods (26) that are the rectangle and distribute, the one end of push rod (26) all runs through fixed plate (19), the welding of the one end of push rod (26) has push pedal (27), push pedal (27) with lead screw (22) rotate to be connected.

6. The plate heat exchanger for use in an air separation system according to claim 5, wherein: one side welding of service dial (23) has set casing (28) is kept away from in push pedal (27), the inside wall fixedly connected with spring (29) of set casing (28), the one end fixedly connected with piston (210) of spring (29), piston (210) sliding connection in the inside of set casing (28).

7. The plate heat exchanger for use in an air separation system according to claim 6, wherein: one side of piston (210) keeping away from spring (29) has welded round pin pole (211), the one end of round pin pole (211) run through push pedal (27) and with push pedal (27) sliding connection, pinhole (212) have been seted up on capstan (23), the one end of round pin pole (211) is inserted in pinhole (212).

8. A plate heat exchanger for use in an air separation system according to claim 7, wherein: the number of the pin holes (212) is ten, and the ten pin holes (212) are distributed in a ring shape.